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Merge 10.4 into 10.5

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Marko Mäkelä 2020-01-03 16:15:40 +02:00
commit ca8c3be47d
18 changed files with 250 additions and 49 deletions
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14
mysql-test/main/group_by.test
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@ -1954,6 +1954,20 @@ INSERT INTO t1 VALUES (0,'foo'),(1,'bar');
SELECT 1 IN ( SELECT COUNT( DISTINCT f2 ) FROM t1 WHERE f1 <= 4 );
drop table t1;
--echo #
--echo # MDEV-20922: Adding an order by changes the query results
--echo #
CREATE TABLE t1(a int, b int);
INSERT INTO t1 values (1, 100), (2, 200), (3, 100), (4, 200);
create view v1 as select a, b+1 as x from t1;
SELECT x, COUNT(DISTINCT a) AS y FROM v1 GROUP BY x ORDER BY y;
SELECT b+1 AS x, COUNT(DISTINCT a) AS y FROM t1 GROUP BY x ORDER BY y;
drop view v1;
drop table t1;
--echo #
--echo # MDEV-10694 - SIGFPE and/or huge memory allocation in maria_create with distinct/group by/ rollup
--echo #